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JHSEnvSci
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Units of study
(current unit at the bottom)
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1-Introduction
2 - Ecosystems
3 - Cycles and Interaction
4 - Biomes
5 - Succession
6 - Natural Resources
6a - Water
6b- Land
6c-Agriculture
6d-Air
6e-Energy
7-Global Warming
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Reduce - Reuse - Recycle
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